| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [prep] [art] | 11357 |
|
| 2 | working [prep] [art] | 4228 |
|
| 3 | [prep] working [prep] | 1184 |
|
| 4 | [prep] working [art] | 54 |
|
